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| Description: The pH scale indicates the concentration of hydrogen ions in fluids. Hydrogen ions: H+ Hydroxyl ions: OH- pH scale pH 1–14 pH <7.0 = acid pH 7.0: neutral, H+ and OH- are equal pH >7.0 = base, Tenfold change in concentration for each pH unit of change Picture Stats: Views: 558 Filesize: 365.87kB Height: 785 Width: 473 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=42772 |